Home / 51,231.27-70,692.08-30,017.19

Finding the Fourth Proportional to 51,231.27, 70,692.08 and 30,017.19

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Solution

The fourth proportional to 51,231.27, 70,692.08 and 30,017.19 is: 41,419.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,231.27 : 70,692.08 = 30,017.19 : x
  2. Step 2: Convert to fraction form
    51,231.27/70,692.08 = 30,017.19/x
  3. Step 3: Cross multiply
    51,231.27x = 70,692.08 × 30,017.19
  4. Step 4: Simplify right side
    51,231.27x = 2,121,977,446.77
  5. Step 5: Solve for x
    x = 2,121,977,446.77/51,231.27
  6. Step 6: Final answer
    x = 41,419.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.